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Round|Natural|IGI

1.03ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 772672908

Shape and cutting style on the report: Round brilliant

Certificate IGI 772672908

Diamond specifications and retailer prices

From $1,729 CAD
As of November 4, 2026
Save $3,885 CAD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,614 CAD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 772672908. Listed at 12 retailers as of November 2, 2026, with prices from $1,729 to $5,614, a $3,885 spread on the same certified stone. NZ Jewellers lists it at $5,614. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.03
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 772672908
Dimensions6.40 × 6.44 × 4.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.40 mm6.44 mm1.03 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 772672908
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,651 CAD|Low: $1,726 CAD|High: $4,081 CAD|Avg: $2,542 CAD|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 5$1,729 CAD
Retailer 3$2,042 CAD
Retailer 12$2,133 CAD
Retailer 10$2,137 CAD
Retailer 11$2,302 CAD
Retailer 4$2,334 CAD
Retailer 2$2,492 CAD
Retailer 6$2,581 CAD
Retailer 1$2,651 CAD
Retailer 9$2,809 CAD
Retailer 7$3,130 CAD
Retailer 8$4,031 CAD

27 data points across 12 retailers

12 retailers$1,729 CAD to $5,614 CAD

A
Cheapest Retailer
-
$1,729 CAD
A
Retailer 2
-
$2,133 CAD
View
A
Retailer 3
-
$2,137 CAD
View
Retailer 4
-
$2,302 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,492 CAD
View
B+
Retailer 6
-
$2,581 CAD
View
B+
Retailer 7
-
$2,651 CAD
View
B+
Retailer 8
-
$2,655 CAD
View
B+
Retailer 9
-
$2,809 CAD
View
B+
Retailer 10
-
$3,130 CAD
View
B
Retailer 11
-
$4,031 CAD
View
Most Expensive
C
NZ Jewellers
f71f03d1-b2ee-4a47-833a-e6b693c13220 · Nov 2
$5,614 CAD
$4,020 USD
View
11 more retailers have this diamond
Prices start from $1,729 CADSave up to $3,885 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Round
$1,729 CAD